def skypy_main(): wc_source = skypy.spawn_exec( "grab", { "urls": ["http://www.gutenberg.org/cache/epub/4908/pg4908.html"], "version": 0 }, 1) wc_input = skypy.deref_json(wc_source[0]) # Yields a single reference wc_result = skypy.spawn_exec("stdinout", { "inputs": [wc_input], "command_line": ["wc", "-c"] }, 1) return skypy.deref_json(wc_result[0])
def java(class_name, input_refs, argv, jar_refs, num_outputs): return skypy.spawn_exec("java", { "inputs": input_refs, "class": class_name, "lib": jar_refs, "argv": argv }, num_outputs)
import skypy import sys def skypy_main(run_seconds, async, direct): if async.find("true") != -1: may_stream = True else: may_stream = False if direct.find("true") != -1: try_direct = True else: try_direct = False tests_jar = skypy.package_lookup("java_tests") refs = skypy.spawn_exec("java", args={"inputs": [], "argv": [str(run_seconds)], "lib": [tests_jar], "class": "tests.JitteryProducer", "stream_output": True, "pipe_output": try_direct}, n_outputs=2) got_bytes = 0 with skypy.deref_as_raw_file(refs[0], may_stream=may_stream, sole_consumer=try_direct, chunk_size=1048576) as file_in: while True: file_str = file_in.read(1048576) if len(file_str) == 0: break print >>sys.stderr, "Read", len(file_str), "bytes" got_bytes += len(file_str) with skypy.deref_as_raw_file(refs[1]) as n_bytes: byte_count = n_bytes.read() return "Producer wrote %s, I got %d starting with %s" % (byte_count, got_bytes, file_str[:20])
def java(class_name, input_refs, argv, jar_refs, num_outputs): return skypy.spawn_exec("java", {"inputs" : input_refs, "class" : class_name, "lib" : jar_refs, "argv" : argv}, num_outputs)
def grab(url): ref = (skypy.spawn_exec("grab", {"urls": [url], "version": 0}, 1))[0] return (skypy.deref_json(ref))
def skypy_main(): wc_source = skypy.spawn_exec("grab", {"urls":["http://www.gutenberg.org/cache/epub/4908/pg4908.html"], "version":0}, 1) wc_input = skypy.deref_json(wc_source[0]) # Yields a single reference wc_result = skypy.spawn_exec("stdinout", {"inputs": [wc_input], "command_line":["wc", "-c"]}, 1) return skypy.deref_json(wc_result[0])
import skypy import sys def skypy_main(run_seconds, async): if async .find("true") != -1: may_stream = True else: may_stream = False tests_jar = skypy.package_lookup("java_tests") refs = skypy.spawn_exec("java", args={ "inputs": [], "argv": [str(run_seconds)], "lib": [tests_jar], "class": "tests.JitteryProducer", "stream_output": True }, n_outputs=2) got_bytes = 0 with skypy.deref_as_raw_file(refs[0], may_stream=may_stream, chunk_size=1048576) as file_in: while True: file_str = file_in.read(1048576) if len(file_str) == 0: break print >> sys.stderr, "Read", len(file_str), "bytes"